libsysdigi.library.uiuc.eduThe sedge wren, Cistothorus platensis, occurs in . eastern North … is available for birds of southern Chile (groups 1 1- 1 2), and falklandicus, for those of the Falklandlibsysdigi.library.uiuc.edu/oca/Books2008-01/geographicvariat48tray/geographicvariat48tray…